WO2020062042A1 - Procédé et dispositif de communication sans fil - Google Patents

Procédé et dispositif de communication sans fil Download PDF

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Publication number
WO2020062042A1
WO2020062042A1 PCT/CN2018/108376 CN2018108376W WO2020062042A1 WO 2020062042 A1 WO2020062042 A1 WO 2020062042A1 CN 2018108376 W CN2018108376 W CN 2018108376W WO 2020062042 A1 WO2020062042 A1 WO 2020062042A1
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WO
WIPO (PCT)
Prior art keywords
rat
terminal device
message
information
connection management
Prior art date
Application number
PCT/CN2018/108376
Other languages
English (en)
Chinese (zh)
Inventor
卢前溪
赵振山
林晖闵
Original Assignee
Oppo广东移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to CN201880097579.4A priority Critical patent/CN112703776A/zh
Priority to PCT/CN2018/108376 priority patent/WO2020062042A1/fr
Publication of WO2020062042A1 publication Critical patent/WO2020062042A1/fr
Priority to US17/201,959 priority patent/US20210204350A1/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/14—Direct-mode setup
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/18—Selecting a network or a communication service
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/23—Manipulation of direct-mode connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/25—Maintenance of established connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/30—Connection release
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
    • H04W8/24—Transfer of terminal data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W92/00—Interfaces specially adapted for wireless communication networks
    • H04W92/16—Interfaces between hierarchically similar devices
    • H04W92/18—Interfaces between hierarchically similar devices between terminal devices

Definitions

  • the embodiments of the present application relate to the field of communication technologies, and in particular, to a wireless communication method and device.
  • the car-to-vehicle system is a sidelink (SL) transmission technology based on long-term evolution vehicle-to-vehicle (LTEV2V) technology.
  • the communication data in the traditional LTE system is received or sent through the base station.
  • the IoV system adopts the method of direct terminal-to-terminal communication. Therefore, it has higher spectrum efficiency and lower transmission delay.
  • connection management such as connection establishment and connection release can be performed between the terminal device and the terminal device, and communication between the terminal device and the terminal device can be realized through the connection management.
  • connection management such as connection establishment and connection release
  • communication between the terminal device and the terminal device can be realized through the connection management.
  • radio access technology radio access technology
  • the embodiments of the present application provide a method and a device for wireless communication, which can be used to determine a RAT for which a terminal device performs connection management.
  • a wireless communication method including: a first terminal device sends a first message to a second terminal device, the first message is used to indicate at least one radio access technology RAT, and the at least one RAT is A RAT requested by the first terminal device for connection management and / or a RAT supported by the first terminal device.
  • a wireless communication method including: a second terminal device receiving a first message sent by a first terminal device, the first message used to indicate at least one radio access technology RAT, the at least one RAT being A RAT requested by the first terminal device for connection management and / or a RAT supported by the first terminal device.
  • a first terminal device configured to execute the method in the first aspect or the implementation manners thereof.
  • the first terminal device includes a function module for executing the method in the first aspect or the implementation manners thereof.
  • a second terminal device is provided, which is configured to execute the method in the foregoing second aspect or each implementation manner thereof.
  • the second terminal device includes a functional module for executing the method in the above-mentioned second aspect or each implementation manner thereof.
  • a communication device for performing the methods in the first to second aspects described above.
  • the communication device includes a functional module for performing the methods in the first to second aspects described above.
  • a communication device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the methods in the first aspect to the second aspect.
  • a chip is provided for implementing the methods in the first to second aspects.
  • the chip includes a processor for invoking and running a computer program from the memory, so that the device having the chip installed performs the methods as described in the first aspect to the second aspect above.
  • a computer-readable storage medium for storing a computer program that causes a computer to execute the methods in the first to second aspects.
  • a computer program product including computer program instructions that cause a computer to execute the methods in the first to second aspects.
  • a computer program that, when run on a computer, causes the computer to perform the methods in the first to second aspects described above.
  • the first terminal device may indicate at least one RAT by sending a first message to the second terminal device, and the second terminal device may perform connection management with the first terminal device according to the at least one RAT. It is beneficial to establish a communication connection of a suitable RAT.
  • FIG. 1 is a schematic diagram of a vehicle networking communication mode provided by an embodiment of the present application.
  • FIG. 2 is a schematic diagram of another vehicle networking communication mode provided by an embodiment of the present application.
  • FIG. 3 is a schematic flowchart of a wireless communication method according to an embodiment of the present application.
  • FIG. 4 is a schematic block diagram of a first terminal device according to an embodiment of the present application.
  • FIG. 5 is a schematic block diagram of a second terminal device according to an embodiment of the present application.
  • FIG. 6 is a schematic block diagram of a communication device according to an embodiment of the present application.
  • FIG. 7 is a schematic block diagram of a chip according to an embodiment of the present application.
  • FIG. 8 is a schematic block diagram of a communication system according to an embodiment of the present application.
  • the embodiments of the present application can be applied to any terminal device-to-terminal device communication framework.
  • V2V vehicle-to-vehicle
  • V2X vehicle-to-everything
  • D2D device-to-device
  • the terminal in the embodiment of the present application may be any device or device configured with a physical layer and a media access control layer, and the terminal device may also be referred to as an access terminal.
  • UE user equipment
  • Access terminals can be cellular phones, cordless phones, session initiation protocol (SIP) phones, wireless local loop (WLL) stations, personal digital linear processing (PDA), wireless Communication-enabled handheld devices, computing devices, or other linear processing devices connected to a wireless modem, in-vehicle devices, wearable devices, and more.
  • SIP session initiation protocol
  • WLL wireless local loop
  • PDA personal digital linear processing
  • the embodiment of the present application uses a vehicle-mounted terminal as an example for description, but is not limited thereto.
  • the embodiments of the present application may be applicable to the transmission mode 3 and the transmission mode 4 defined in the 3rd Generation Partnership Project (3rd Generation Partnership Project, 3GPP) Rel-14.
  • FIG. 1 is a schematic diagram of a mode 3 according to an embodiment of the present application.
  • FIG. 2 is a schematic diagram of a mode 4 according to an embodiment of the present application.
  • the transmission resources of the vehicle-mounted terminals are allocated by the base station 110, and the vehicle-mounted terminal sends data on the side link according to the resources allocated by the base station 110 .
  • the base station 110 may allocate resources for a single transmission to the terminal, and may also allocate resources for the terminal to semi-static transmission.
  • the in-vehicle terminals adopt a sensing and reservation transmission method, and the in-vehicle terminal independently selects the resources of the side link Transmission resources for data transmission.
  • the in-vehicle terminal 131 is taken as an example for detailed description below.
  • the vehicle-mounted terminal 131 obtains a set of available transmission resources by listening in a resource pool, and the vehicle-mounted terminal 131 randomly selects a resource from the set for data transmission.
  • the in-vehicle terminal 131 may also adopt a semi-static transmission method. That is, after the vehicle-mounted terminal 131 takes a transmission resource, it continuously uses the resource in multiple transmission cycles to reduce the probability of resource reselection and resource conflict.
  • the in-vehicle terminal 131 may carry information for reserving the next transmission resource in the control information transmitted this time, so that other terminals (for example, the in-vehicle terminal 132) can determine whether the resource is being used by the user by detecting the control information of the user. Reserved and used by users to reduce resource conflicts.
  • GSM global mobile communication
  • CDMA code division multiple access
  • WCDMA broadband code division multiple access
  • GPRS general packet radio service
  • LTE long term evolution
  • FDD frequency division duplex
  • TDD LTE Time division duplex
  • UMTS universal mobile telecommunication system
  • WiMAX worldwide interoperability for microwave access
  • terminal equipment in the embodiments of the present application includes, but is not limited to, connection via a wired line, such as via a public switched telephone network (PSTN), a digital subscriber line (DSL), a digital cable, and a direct cable Connection; and / or another data connection / network; and / or via a wireless interface, such as for cellular networks, wireless local area networks (WLAN), digital television networks such as DVB-H networks, satellite networks, AM -An FM broadcast transmitter; and / or a device of another terminal device configured to receive / transmit communication signals; and / or an Internet of Things (IoT) device.
  • PSTN public switched telephone network
  • DSL digital subscriber line
  • a digital cable and a direct cable Connection
  • wireless interface such as for cellular networks, wireless local area networks (WLAN), digital television networks such as DVB-H networks, satellite networks, AM -An FM broadcast transmitter; and / or a device of another terminal device configured to receive / transmit communication signals; and / or an Internet of Things (
  • a terminal device configured to communicate through a wireless interface may be referred to as a “wireless communication terminal”, a “wireless terminal”, or a “mobile terminal”.
  • mobile terminals include, but are not limited to, satellite or cellular phones; personal communication systems (PCS) terminals that can combine cellular radiotelephones with data processing, facsimile, and data communications capabilities; and can include radiotelephones, pagers, Internet PDA with network access, web browser, notepad, calendar, and / or global positioning system (GPS) receiver; and conventional laptop and / or palm-type receivers or others including radiotelephone transceivers Electronic device.
  • PCS personal communication systems
  • GPS global positioning system
  • a terminal device can refer to an access terminal, user equipment (UE), user unit, user station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent, or User device.
  • the access terminal can be a cellular phone, a cordless phone, a session initiation protocol (SIP) phone, a wireless local loop (WLL) station, a personal digital processing (PDA), and wireless communication.
  • the 5G system or the 5G network may also be referred to as a new wireless (new radio) system or an NR network.
  • a new wireless (new radio) system or an NR network.
  • connection management can be performed between the terminal device and the terminal device.
  • the terminal device can establish connection with the terminal device, maintain the connection, reconfigure the connection, or release the connection.
  • connection management terminal devices can communicate effectively with terminal devices.
  • connection establishment can be used to establish a connection between two terminal devices so that communication can be performed; connection maintenance can be used to maintain the connection state between two terminal devices, and connection reconfiguration can be used to modify the current terminal device. Connection, connection release can be used to disconnect the connection between the current terminal device.
  • the first terminal device may establish a connection with the second terminal device.
  • the first terminal device may send a first message to the second terminal device, where the first message is used to request establishment of a connection, so that the second terminal device may establish a connection with the first terminal device based on the first message.
  • terminal devices can support two communication modes, LTE-based communication and NR-based communication. How the terminal device performs connection management for these two communication modes is an urgent problem to be solved.
  • An embodiment of the present application provides a wireless communication method that can be used to determine a RAT for which a terminal device performs connection management.
  • the embodiment of the present application provides a wireless communication method including step 310.
  • the first terminal device sends a first message to the second terminal device, where the first message is used to indicate at least one RAT, where the at least one RAT is a RAT that the first terminal device requests for connection management and / Or a RAT supported by the first terminal device.
  • the first terminal device sending the first message to the second terminal device can be understood as the first terminal device sending the first message to the second terminal device in a D2D manner, or the first terminal device sending the first message to the second terminal device in a V2X manner.
  • a message, or the first terminal device sends the first message to the second terminal device through the side link.
  • connection management may be, for example, connection establishment, connection maintenance, connection reconfiguration, or connection release.
  • connection management between the first terminal device and the second terminal device may be performed in a unicast manner, or in a multicast or broadcast manner, which is not specifically limited in this embodiment of the present application.
  • the first message may be a connection management request message.
  • the first message may be a connection establishment request message, a connection hold request message, a connection reconfiguration request message, or a connection release request message.
  • the first message can be understood as a signaling, and the second terminal device performs connection management with the first terminal device through the signaling.
  • the terminal device can support two communication modes.
  • the RAT for which the terminal device performs connection management may be, for example, a RAT for LTE, a RAT for NR, or a RAT for both LTE and NR.
  • RAT can also be understood as a network type.
  • the two RATs supported by the terminal device are represented by a first RAT and a second RAT.
  • the embodiment of the present application is only described by using a terminal device that may support two communication modes as an example.
  • the terminal device may also support two or more communication modes.
  • the embodiment of the present application does not specifically limit this and supports more than two communication modes.
  • the communication mode is also applicable to the technical solutions provided in the embodiments of the present application.
  • the first message sent by the first terminal device may be used to instruct the first terminal device to request a RAT for connection management.
  • the connection management requested by the first terminal device to establish may be the first RAT and / Or a second RAT.
  • the second terminal device may establish connection management with the first terminal device according to the RAT requested by the first terminal device for connection management.
  • the first terminal device may send a message to request establishment of connection management for multiple RATs, or may send multiple messages to request establishment of connection management for multiple RATs.
  • the first terminal device may send a first message to request establishment of connection management for the first RAT, and send a second message to request establishment of connection management for the second RAT.
  • the first terminal device may send a first message to request establishment of connection management for the first RAT and connection management for the second RAT.
  • the first terminal device may directly carry information of the RAT requesting connection management in the first message, or the first terminal device may implicitly indicate the RAT requesting connection management through other information.
  • the first terminal device may carry information of at least one RAT in the first message to indicate a RAT that requests connection management.
  • the first terminal device When the first terminal device carries the information of the first RAT in the first message, it may indicate that the first terminal device wants to perform connection management for the first RAT.
  • the second terminal device may perform connection management with the first terminal device according to a situation of the RAT supported by the second terminal device.
  • the second terminal device When the second terminal device also supports connection management for the first RAT, the second terminal device may establish connection management for the first RAT with the first terminal device according to the first message.
  • the first terminal device When the first terminal device carries the information of the second RAT in the first message, it may indicate that the first terminal device wants to perform connection management for the second RAT.
  • the second terminal device may perform connection management with the first terminal device according to a situation of the RAT supported by the second terminal device.
  • the second terminal device When the second terminal device also supports connection management for the first RAT, the second terminal device may establish connection management for the first RAT with the first terminal device according to the first message.
  • the first terminal device When the first terminal device carries the information of the first RAT and the second RAT in the first message, it may indicate that the first terminal device wants to perform connection management for the first RAT and the second RAT.
  • the second terminal device may perform connection management with the first terminal device according to a situation of the RAT supported by the second terminal device.
  • the second terminal device When the second terminal device only supports connection management for the first RAT, the second terminal device may establish connection management with the first terminal device for the first RAT.
  • the second terminal device When the second terminal device only supports connection management for the second RAT, the second terminal device may also establish connection management with the first terminal device for the second RAT.
  • the second terminal device When the second terminal device simultaneously supports connection management for the first RAT and the second RAT, the second terminal device may establish connection management for the first RAT and the second RAT, respectively.
  • the information of the at least one RAT may be, for example, information of a first RAT and / or information of a second RAT.
  • the information of the first RAT may be, for example, the first terminal device supporting at least one capability based on the first RAT communication, or the first terminal device querying the second terminal device to support at least one capability based on the first RAT communication.
  • the ability of the first terminal device to support communication based on the first RAT may be, for example, functions of multiple protocol layers in the first RAT supported by the first terminal device, and the second terminal device may be based on functions of multiple protocol layers supported by the first terminal device.
  • the ability of the first terminal device to support communication based on the first RAT may be a frequency band used by the first terminal device for the first RAT communication, and the second terminal device may determine the first terminal device according to the frequency band supported by the first terminal device.
  • RAT requesting connection management may be a frequency band used by the first terminal device for the first RAT communication, and the second terminal device may determine the first terminal device according to the frequency band supported by the first terminal device.
  • the first terminal device asks the second terminal device to support at least one capability based on the first RAT.
  • the first terminal device may ask the second terminal device whether it supports the functions of multiple protocol layers in the first RAT, or may ask Whether the second terminal device supports a communication function of a frequency band used by the first RAT.
  • the first terminal device When the first terminal device asks the second terminal device to support at least one capability based on the first RAT communication, it may indicate that the first terminal device has the capability to support the first RAT communication. If the second terminal device also has the capability to support the first RAT communication, the second terminal device may establish connection management with the first terminal device for the first RAT.
  • the information of the second RAT may be, for example, the first terminal device supporting at least one capability based on the second RAT communication, or the first terminal device inquiring about the second terminal device supporting at least one capability based on the second RAT communication.
  • the first terminal device supporting at least one capability based on the second RAT communication or the first terminal device inquiring about the second terminal device supporting at least one capability based on the second RAT communication.
  • the first terminal device may also indicate the RAT requesting connection management in an implicit manner.
  • the first terminal device indicates the RAT supported by the first terminal device in the first message.
  • the second terminal device may determine the RAT supported by the first terminal device as the first terminal device requesting connection management. RAT.
  • the second terminal device may default to that the first terminal device wants to establish connection management for the first RAT.
  • the second terminal device may default to that the first terminal device wants to establish connection management for the second RAT.
  • the second terminal device may default that the first terminal device wants to establish is connection management for the first RAT and connection management for the second RAT. Or the second terminal device may default that the first terminal device wants to establish connection management for any one RAT.
  • the RAT requested by the first terminal device for connection management may be implicitly indicated by the RAT used by the first terminal device to send the first message.
  • the first terminal device When the first terminal device sends the first message on the first RAT, it may implicitly indicate that the first terminal device wants to establish connection management for the first RAT.
  • the second terminal device When the second terminal device receives the first message on the first RAT, it may be determined that the first terminal device wants to perform connection management for the first RAT.
  • the first terminal device When the first terminal device sends the first message on the second RAT, it may implicitly indicate that what the first terminal device wants to establish is connection management for the second RAT.
  • the second terminal device When the second terminal device receives the first message on the second RAT, it may be determined that the first terminal device wants to perform connection management for the second RAT.
  • the first terminal device When the first terminal device sends the first message on both the first RAT and the second RAT, it may implicitly indicate that the first terminal device wants to establish connection management for the first RAT and connection management for the second RAT, or It may be implicitly indicated that the first terminal device wants to establish connection management for any one RAT.
  • the second terminal device receives the first message on both the first RAT and the second RAT, it may be determined that the first terminal device wants to perform connection management for the first RAT and the second RAT, or may determine that the first terminal The device wants to establish connection management for any RAT.
  • the first terminal device requesting to establish connection management for different RATs may be carried by using different messages.
  • the first terminal device may send a first message to request establishment of connection management for the first RAT, and send a second message to request establishment of connection management for the second RAT.
  • the first terminal device may send a message to request establishment of connection management for multiple RATs.
  • the first terminal device may send a first message to request establishment of connection management for the first RAT and connection management for the second RAT.
  • the determination by the second terminal device of the RAT requested by the first terminal device for connection management may be determined according to any one of the methods described above, or may be determined according to any combination of the methods described above. This embodiment of the present application does not specifically limit this.
  • the first terminal device may determine the RAT that the first terminal device requests for connection management according to the RAT used by the first terminal device to send the first message and the RAT supported by the first terminal device.
  • the second terminal device may determine that the first terminal device wants to establish the first RAT and the second RAT. Connection management.
  • the first terminal device may determine the RAT requesting connection management according to the supported RAT, and indicate the RAT requesting connection management to the second terminal device through the first message.
  • the first terminal device can establish a connection management for multiple RATs by sending a message, which can save signaling overhead.
  • the first message sent by the first terminal device may be used to indicate a RAT supported by the first terminal device.
  • the RAT supported by the first terminal device may be the first RAT and / or the second RAT.
  • the first terminal device may directly carry the information of the supported RAT in the first message, or the first terminal device may implicitly indicate the supported RAT through other information.
  • the first message sent by the first terminal device to the second terminal device may include information of at least one RAT, and the information of the at least one RAT is used to indicate a RAT supported by the first terminal device.
  • the first message When the first message includes information of the first RAT, it may indicate that the first terminal device supports connection management based on the first RAT.
  • the first message When the first message includes information of the second RAT, it may indicate that the first terminal device supports connection management based on the second RAT.
  • the first message When the first message includes information of the first RAT and information of the second RAT, it may indicate that the first terminal device supports connection management based on the first RAT and the second RAT.
  • the information of the at least one RAT may include information of the first RAT and / or information of the second RAT.
  • information of the first RAT and the information of the second RAT refer to the description above. To avoid redundancy, it is not repeated here.
  • the first terminal device may also indicate the RATs supported by the first terminal device in an implicit manner.
  • the first terminal device when the first terminal device sends the first message on the first RAT, it may implicitly indicate that the RAT supported by the first terminal device includes the first RAT.
  • the first terminal device When the first terminal device sends the first message on the second RAT, it may implicitly indicate that the RATs supported by the first terminal include the second RAT.
  • the first terminal device When the first terminal device sends the first message on both the first RAT and the second RAT, it may implicitly indicate that the RATs supported by the first terminal device include the first RAT and the second RAT.
  • the information may also be used to implicitly indicate the RAT that the first terminal device supports.
  • the first message indicates that the first terminal device wants to establish connection management for the first RAT, it may implicitly indicate that the RATs supported by the first terminal device include the first RAT.
  • the first message indicates that the first terminal device wants to establish connection management for the second RAT, it may implicitly indicate that the RATs supported by the first terminal device include the second RAT.
  • the first message indicates that the first terminal device wants to establish connection management for the first RAT and the second RAT, it may implicitly indicate that the RATs supported by the first terminal device include the first RAT and the second RAT.
  • the RAT supported by the second terminal device to determine the connection management of the first terminal device may be determined according to any one of the methods described above, or may be determined according to any combination of the methods described above. This embodiment of the present application does not specifically limit this.
  • the second terminal device may determine the RAT supported by the first terminal device according to the RAT requested by the first terminal device for connection management and the RAT used by the first terminal device to send the first message.
  • the second terminal device may determine that the first terminal device supports the first RAT and the second RAT. RAT connection management.
  • the RAT used by the first terminal device to send the first message may also be understood as the RAT used by the second terminal device to receive the first message.
  • a message may be used to indicate the conditions of multiple RATs supported by the first terminal device, which can save signaling overhead.
  • the RAT used by the first terminal device to send the first message may be the first RAT and / or the second RAT, that is, the first terminal device may send the first message on the first RAT. It may also be sent on the second RAT, or may be sent on both the first RAT and the second RAT.
  • the first terminal device may choose to send the first message on the first RAT, or may choose to send the first message on the second RAT, or may send the first message on the first RAT.
  • the first message is sent on both and the second RAT.
  • the first terminal device may not be limited to only sending the first message on the first RAT.
  • the first RAT may choose to send the first message on the second RAT, which can improve the flexibility of communication. .
  • the first terminal device may choose to send the first message on the first RAT, or may choose to send the first message on the second RAT, or may The first message is sent on both the first RAT and the second RAT.
  • the first terminal device may choose to send the first message on the first RAT, or may choose to send the first message on the second RAT, or may A first message is sent on both the first RAT and the second RAT.
  • the content contained in the first message may be the same or different.
  • the first terminal device determines the RAT used to send the first message, which may be the first terminal device determines the RAT used to send the first message according to the first instruction information.
  • the first indication information may be pre-configured by the terminal device, or may be indicated by the network device to the terminal device through high-level signaling.
  • the wireless communication method according to the embodiment of the present application is described in detail above.
  • the apparatus according to the embodiment of the present application will be described below with reference to FIGS. 4 to 8.
  • the technical features described in the method embodiment are applicable to the following apparatus embodiments.
  • FIG. 4 is a schematic block diagram of a first terminal device according to an embodiment of the present application. As shown in FIG. 4, the first terminal device 400 includes a communication unit 410.
  • the communication unit 410 is configured to send a first message to a second terminal device, where the first message is used to indicate at least one radio access technology RAT, and the at least one RAT is a RAT that the first terminal device requests for connection management. And / or a RAT supported by the first terminal device.
  • connection management includes any one of the following: connection establishment, connection maintenance, connection reconfiguration, and connection release.
  • the at least one RAT is indicated by a RAT used by the first terminal device to send the first message.
  • the at least one RAT is indicated by information of the at least one RAT included in the first message.
  • the first message includes information of a first RAT, the at least one RAT is a first RAT, or the first message includes information of a second RAT, and the at least one RAT is a second RAT, or the first message includes information of the first RAT and information of the second RAT, and the at least one RAT is the first RAT and the second RAT.
  • the information of the at least one RAT includes information of the first RAT and / or information of the second RAT
  • the information of the first RAT includes at least the first terminal device supporting at least the communication based on the first RAT.
  • a capability, and / or the first terminal device inquires that the second terminal device supports at least one capability of communication based on the first RAT
  • the information of the second RAT includes that the first terminal device supports At least one capability of the second RAT communication
  • the first terminal device supports at least one capability based on the second RAT communication.
  • FIG. 5 is a schematic block diagram of a second terminal device according to an embodiment of the present application. As shown in FIG. 5, the second terminal device 500 includes a communication unit 510.
  • the communication unit 510 is configured to receive a first message sent by a first terminal device, where the first message is used to indicate at least one radio access technology RAT, where the at least one RAT is requested by the first terminal device for connection management A RAT and / or a RAT supported by the first terminal device.
  • connection management includes any one of the following: connection establishment, connection maintenance, connection reconfiguration, and connection release.
  • the at least one RAT is indicated by a RAT used by the first terminal device to send the first message.
  • the at least one RAT is indicated by information of the at least one RAT included in the first message.
  • the first message includes information of a first RAT, the at least one RAT is a first RAT, or the first message includes information of a second RAT, and the at least one RAT is a second RAT, or the first message includes information of a first RAT and information of a second RAT, and the at least one RAT is the first RAT and the second RAT.
  • the information of the at least one RAT includes information of the first RAT and / or information of the second RAT
  • the information of the first RAT includes at least the first terminal device supporting at least the communication based on the first RAT.
  • a capability, and / or the first terminal device inquires that the second terminal device supports at least one capability of communication based on the first RAT
  • the information of the second RAT includes that the first terminal device supports At least one capability of the second RAT communication
  • the first terminal device supports at least one capability based on the second RAT communication.
  • the at least one RAT is a RAT requested by the first terminal device for connection management
  • the second terminal device further includes a processing unit configured to request the first terminal device to perform connection management.
  • the connection-managed RAT is determined to be a RAT supported by the first terminal device.
  • the at least one RAT is a RAT supported by the first terminal device
  • the second terminal device further includes a processing unit configured to determine a RAT supported by the first terminal device as The first terminal device requests a RAT for connection management.
  • the at least one RAT is a first RAT
  • the first RAT is a RAT requested by the first terminal device for connection management
  • the communication unit is further configured to receive A second message, which is used to indicate that the RAT that the first terminal device requests for connection management is the second RAT.
  • the at least one RAT is a first RAT
  • the RAT used by the second terminal device to receive the first message is a first RAT and / or a second RAT
  • the at least one RAT is a first A RAT
  • a RAT used by the second terminal device to receive the first message is a first RAT and / or a second RAT
  • the at least one RAT is a first RAT and a second RAT
  • the second The RAT used by the terminal device to receive the first message is the first RAT and / or the second RAT.
  • FIG. 6 is a schematic structural diagram of a communication device 600 according to an embodiment of the present application.
  • the communication device 600 shown in FIG. 6 includes a processor 610, and the processor 610 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
  • the communication device 600 may further include a memory 620.
  • the processor 610 may call and run a computer program from the memory 620 to implement the method in the embodiment of the present application.
  • the memory 620 may be a separate device independent of the processor 610, or may be integrated in the processor 610.
  • the communication device 600 may further include a transceiver 630, and the processor 610 may control the transceiver 630 to communicate with other devices, and specifically, may send information or data to other devices, or receive other Information or data sent by the device.
  • the processor 610 may control the transceiver 630 to communicate with other devices, and specifically, may send information or data to other devices, or receive other Information or data sent by the device.
  • the transceiver 630 may include a transmitter and a receiver.
  • the transceiver 630 may further include antennas, and the number of antennas may be one or more.
  • the communication device 600 may specifically be a network device according to the embodiment of the present application, and the communication device 600 may implement a corresponding process implemented by the network device in each method of the embodiment of the present application. For brevity, details are not described herein again. .
  • the communication device 600 may specifically be a terminal device in the embodiment of the present application, and the communication device 600 may implement the corresponding process implemented by the terminal device in each method in the embodiments of the present application. .
  • FIG. 7 is a schematic structural diagram of a chip according to an embodiment of the present application.
  • the chip 700 shown in FIG. 7 includes a processor 710, and the processor 710 may call and run a computer program from a memory to implement the method in the embodiment of the present application.
  • the chip 700 may further include a memory 720.
  • the processor 710 may call and run a computer program from the memory 720 to implement the method in the embodiment of the present application.
  • the memory 720 may be a separate device independent of the processor 710, or may be integrated in the processor 710.
  • the chip 700 may further include an input interface 730.
  • the processor 710 may control the input interface 730 to communicate with other devices or chips. Specifically, the processor 710 may obtain information or data sent by the other devices or chips.
  • the chip 700 may further include an output interface 740.
  • the processor 710 may control the output interface 740 to communicate with other devices or chips. Specifically, the processor 710 may output information or data to the other devices or chips.
  • the chip may be applied to the terminal device in the embodiment of the present application, and the chip may implement the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
  • the chip may implement the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
  • the chip may be applied to the network device in the embodiment of the present application, and the chip may implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the chip may be applied to the network device in the embodiment of the present application, and the chip may implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the chip mentioned in the embodiments of the present application may also be referred to as a system-level chip, a system chip, a chip system or a system-on-chip.
  • the processor in the embodiment of the present application may be an integrated circuit chip and has a signal processing capability.
  • each step of the foregoing method embodiment may be completed by using an integrated logic circuit of hardware in a processor or an instruction in a form of software.
  • the above processor may be a general-purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), an off-the-shelf programmable gate array (Field, Programmable Gate Array, FPGA), or other Programming logic devices, discrete gate or transistor logic devices, discrete hardware components.
  • DSP digital signal processor
  • ASIC application specific integrated circuit
  • FPGA off-the-shelf programmable gate array
  • Various methods, steps, and logical block diagrams disclosed in the embodiments of the present application can be implemented or executed.
  • a general-purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
  • the steps of the method disclosed in combination with the embodiments of the present application may be directly implemented by a hardware decoding processor, or may be performed by using a combination of hardware and software modules in the decoding processor.
  • the software module may be located in a mature storage medium such as a random access memory, a flash memory, a read-only memory, a programmable read-only memory, or an electrically erasable programmable memory, a register, and the like.
  • the storage medium is located in a memory, and the processor reads the information in the memory and completes the steps of the foregoing method in combination with its hardware.
  • the memory in the embodiment of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory may be a read-only memory (ROM), a programmable read-only memory (PROM), an erasable programmable read-only memory (EPROM), and an electronic memory. Erase programmable read-only memory (EPROM, EEPROM) or flash memory.
  • the volatile memory may be Random Access Memory (RAM), which is used as an external cache.
  • RAM Static Random Access Memory
  • DRAM Dynamic Random Access Memory
  • Synchronous Dynamic Random Access Memory Synchronous Dynamic Random Access Memory
  • SDRAM double data rate synchronous dynamic random access memory
  • Double SDRAM, DDR SDRAM enhanced synchronous dynamic random access memory
  • Enhanced SDRAM, ESDRAM synchronous connection dynamic random access memory
  • Synchronous DRAM Synchronous Dynamic Random Access Memory
  • Enhanced SDRAM Enhanced SDRAM, ESDRAM
  • synchronous connection dynamic random access memory Synchrobus RAM, SLDRAM
  • Direct Rambus RAM Direct Rambus RAM
  • the memory in the embodiment of the present application may also be a static random access memory (static RAM, SRAM), a dynamic random access memory (dynamic RAM, DRAM), Synchronous dynamic random access memory (SDRAM), double data rate synchronous dynamic random access memory (Double SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection Dynamic random access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct RAMbus RAM, DR RAM) and so on. That is, the memories in the embodiments of the present application are intended to include, but not limited to, these and any other suitable types of memories.
  • FIG. 8 is a schematic block diagram of a communication system 800 according to an embodiment of the present application. As shown in FIG. 8, the communication system 800 includes a first terminal device 810 and a second terminal device 820.
  • the first terminal device 810 may be used to implement the corresponding functions implemented by the first terminal device in the foregoing method
  • the second terminal device 820 may be used to implement the corresponding functions implemented by the second terminal device in the foregoing method.
  • I will not repeat them here.
  • An embodiment of the present application further provides a computer-readable storage medium for storing a computer program.
  • the computer-readable storage medium can be applied to the terminal device in the embodiments of the present application, and the computer program causes the computer to execute the corresponding processes implemented by the terminal device in each method of the embodiments of the present application. For simplicity, here No longer.
  • An embodiment of the present application further provides a computer program product, including computer program instructions.
  • the computer program product can be applied to the terminal device in the embodiment of the present application, and the computer program instruction causes the computer to execute a corresponding process implemented by the terminal device in each method in the embodiment of the present application. More details.
  • the embodiment of the present application also provides a computer program.
  • the computer program may be applied to the terminal device in the embodiment of the present application.
  • the computer program When the computer program is run on a computer, the computer is caused to execute a corresponding process implemented by the terminal device in each method in the embodiment of the present application. , Will not repeat them here.
  • the disclosed systems, devices, and methods may be implemented in other ways.
  • the device embodiments described above are only schematic.
  • the division of the unit is only a logical function division.
  • multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not implemented.
  • the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, which may be electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, may be located in one place, or may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the objective of the solution of this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each of the units may exist separately physically, or two or more units may be integrated into one unit.
  • the functions are implemented in the form of software functional units and sold or used as independent products, they can be stored in a computer-readable storage medium.
  • the technical solution of this application is essentially a part that contributes to the existing technology or a part of the technical solution can be embodied in the form of a software product.
  • the computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the method described in the embodiments of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (Read-Only Memory) ROM, random access memory (Random Access Memory, RAM), magnetic disks or optical disks and other media that can store program codes .

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Selon un mode de réalisation, l'invention concerne un procédé et un dispositif de communication sans fil, utilisables pour déterminer une RAT pour laquelle un dispositif de terminal accomplit une gestion de connexion. Le procédé comprend les étapes suivantes : un premier dispositif de terminal envoie un premier message à un second dispositif de terminal, le premier message étant utilisé pour indiquer au moins une technique d'accès radio (RAT); et ladite au moins une RAT est une RAT demandée par le premier dispositif de terminal pour accomplir une gestion de connexion et/ou une RAT prise en charge par le premier dispositif de terminal.
PCT/CN2018/108376 2018-09-28 2018-09-28 Procédé et dispositif de communication sans fil WO2020062042A1 (fr)

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CN201880097579.4A CN112703776A (zh) 2018-09-28 2018-09-28 无线通信方法和设备
PCT/CN2018/108376 WO2020062042A1 (fr) 2018-09-28 2018-09-28 Procédé et dispositif de communication sans fil
US17/201,959 US20210204350A1 (en) 2018-09-28 2021-03-15 Wireless Communication Method and Device

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PCT/CN2018/108376 WO2020062042A1 (fr) 2018-09-28 2018-09-28 Procédé et dispositif de communication sans fil

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